package demo3;
class Student15 {
    private String name;
    private int age;
    private static String school = "A大学";
    public  Student15 (String name,int age) {
        this.name = name;
        this.age = age;
    }
    public void info () {
        System.out.println("姓名：" +this.name+",年龄：" + this.age+",学校：" + school);
    }
    public  String getName() {
        return  name;
    }
    public  void setName (String name) {
        this.name = name;
    }
    public int getAge () {
        return age;
    }
    public int setAge (int age) {
        this.age = age;
        return age;
    }
    public static String getSchool () {
        return school;
    }
    public static void setSchool (String school) {
        Student15.school = school;
    }
}
class Example15 {
    public static void main (String[] args){
        Student15 stu1 = new Student15 ("张三",18);
        Student15 stu2 = new Student15 ("李四",19);
        Student15 stu3 = new Student15 ("王五",20);
        stu1.setAge (20);
        stu2.setName("小明");
        Student15.setSchool("B大学");
        stu1.info ();
        stu2.info ();
        stu3.info ();
    }
}
